9c3dd40b4539a812baabc3b8e1cec9ae45a39ec8d799c1bd6e53d9d64a2366f0

Resubmissions

07/07/2024, 20:29

240707-y91taaxgjk 4

07/07/2024, 20:21

240707-y48lyaxflq 4

20/04/2024, 11:56

240420-n355bagg7x 4

Analysis

max time kernel
143s
max time network
156s
platform
windows11-21h2_x64
resource
win11-20240704-en
resource tags

arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
submitted
07/07/2024, 20:21

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Report Analysis Logs

General

Target

Graillon-FREE-2.8/Graillon Datasheet.pdf
Size

1.2MB
MD5

1a002aeb0e728c249c15c01cb9d6b3b7
SHA1

c5f4b709a2147cdee87d067fb912c5b5c8967b9c
SHA256

b74f3bdf456155b6e7eccb1099653a88e9f3215a7e88b60c03451a4d127a408f
SHA512

ec869faa02323279087307821e0f9718992dc610df8f7ccb3c370101b6febd0af02b16ea6c453e537dca1af5d0c74b74d5ac89fc362a2f73c03dcd1002d2d9ca
SSDEEP

24576:z8Lj5F4nwiZImhMN+1wZXtgkNKFbbbyIqtQ9Fx3Q9/:zWjMZIvgONKFbny8FN4

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3234977864-427365696-1522832567-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4644	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 2504	4644	AcroRd32.exe	81
PID 4644 wrote to memory of 2504	4644	AcroRd32.exe	81
PID 4644 wrote to memory of 2504	4644	AcroRd32.exe	81
PID 4644 wrote to memory of 5024	4644	AcroRd32.exe	82
PID 4644 wrote to memory of 5024	4644	AcroRd32.exe	82
PID 4644 wrote to memory of 5024	4644	AcroRd32.exe	82
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 4556	2504	RdrCEF.exe	83
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84
PID 2504 wrote to memory of 1600	2504	RdrCEF.exe	84

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Graillon-FREE-2.8\Graillon Datasheet.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EB765BDE46C492A2BD28AF9D68EFCC49 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4556
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=66662DB45BAB4DFCC8D6BBD8674F33FE --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=66662DB45BAB4DFCC8D6BBD8674F33FE --renderer-client-id=2 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1600
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=8DD47F40B32C552BF2362242224B1DC1 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=8DD47F40B32C552BF2362242224B1DC1 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4936
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=27C884346C9A0EB3BDFB6ACAFD4DEBC3 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8BA7874BA95F59100BB128BA857C9E1F --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6650516C090F1B6D9C7E201C3B51BA0F --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3500
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:5024

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
7dc3e0a381db47c7f12465edf30a2396

SHA1
9e82bba03331c418d60b15ca5c48f55dbd74901f

SHA256
c70316dd87c2d21394fcafe293f6a260dc749b676aaa4cc091ccc1d8b7e7932e

SHA512
cf7f38ae0038444fe180de5ad9bcfa25581601bfd55eb868585f49ee1ae1492cce487aea3c9b0bc8ac9f81b6461bc2d0bffb307b8301891e4c14303f0a634734

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
ed8baaf6dd0d2dda25fece0dc3e0ed26

SHA1
1e555f5a9b2edf458ff5ab15f2027f2b82d35f51

SHA256
c0bdfc6492a521cc600411cecd3cf8340c98c4275250616cb68e1ee64b25604f

SHA512
e2d271a32bb6414f000fc5abc3febbb9e43a6040b2e9142e2d87b2fd22380853b5ea1c1f1e60ced69c64455775b511fdebf0ce4fb5e3f5862aa1f6f4da0956dc

Download Submit